International Journal of Information Security OnlineFirst articles

With reference to a classic protection system featuring active subjects that reference protected objects, we approach the problem of identifying the objects that each subject can access, and the operations that the subject can carry out on these …

Attribute-based encryption (ABE) allows one-to-many encryption with static access control. In many occasions, the access control policy must be updated, but the original encryptor might be unavailable to re-encrypt the message, which makes it …

In this paper, we propose a two-round dynamic multi-cast key distribution (DMKD) protocol under the star topology with a central authentication server. Users can share a common session key without revealing any information of the session key to …

Hierarchical identity-based encryption is an important extension from IBE and has found many applications in the network world. Private key revocation is a crucial requirement for any public key system. In this paper, we propose a novel revocation …

Verifying who someone is on the Internet is a prerequisite for online services that process sensitive or valuable information. While this has been solved with national or sectorial electronic identification (eID) schemes, general, cross-border …

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The International Journal of Information Security is an English language periodical on research in information security which offers prompt publication of important technical work, whether theoretical, applicable, or related to implementation.